A plane can be with some persons.Logical formLearned from391 sentences. A plane may disappear.Logical formLearned from387 sentences. Contact can be with a plane.Logical formLearned from385 sentences. (Spy planes) can be unmanned.Logical formLearned from381 sentences. A (cargo plane) may crash.Logical formLearned from380 sentences. A plane can be hyperbolic.Logical formLearned from380 sentences. A plane may land.Logical formLearned from379 sentences. Pieces may pertain-to a plane.Logical formLearned from377 sentences. A section may pertain-to a plane.Logical formLearned from373 sentences. A plane may undergo a bombing.Logical formLearned from372 sentences. A fleet can be constituted-of-or-filled-with some planes.Logical formLearned from371 sentences. A (passenger plane) may pertain-to the world.Logical formLearned from368 sentences. A (plane crash) may kill some persons.Logical formLearned from367 sentences. A plane may be delayed.Logical formLearned from362 sentences. A plane can be doomed.Logical formLearned from362 sentences.